var offsetfromcursorX=12 //Customize x offset of tooltip                                                                               
var offsetfromcursorY=10 //Customize y offset of tooltip                                                                               
                                                                                                                                       
var offsetdivfrompointerX=10 //Customize x offset of tooltip DIV relative to pointer image                                             
var offsetdivfrompointerY=14 //Customize y offset of tooltip DIV relative to pointer image. Tip: Set it to (height_of_pointer_image-1).
                                                                                                                                       
document.write('<div id="dhtmltooltip"></div>') //write out tooltip DIV                                                                
document.write('<img id="dhtmlpointer">') //write out pointer image                                                   
                                                                                                                                       
var ie=document.all                                                                                                                    
var ns6=document.getElementById && !document.all                                                                                       
var enabletip=false                                                                                                                    
if (ie||ns6)                                                                                                                           
var tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""          
                                                                                                                                       
var pointerobj=document.all? document.all["dhtmlpointer"] : document.getElementById? document.getElementById("dhtmlpointer") : ""      
                                                                                                                                       
function ietruebody(){                                                                                                                 
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body                            
}                                                                                                                                      
                                                                                                                                       
function ddrivetip(thetext, thewidth, thecolor){                                                                                       
if (ns6||ie){                                                                                                                          
if (typeof thewidth!="undefined") tipobj.style.width=thewidth+"px"                                                                     
if (typeof thecolor!="undefined" && thecolor!="") tipobj.style.backgroundColor=thecolor                                                
tipobj.innerHTML=thetext                                                                                                               
enabletip=true                                                                                                                         
return false                                                                                                                           
}                                                                                                                                      
}                                                                                                                                      
                                                                                                                                       
function positiontip(e){                                                                                                               
if (enabletip){                                                                                                                        
var nondefaultpos=false                                                                                                                
var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;                                                                        
var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;                                                                         
//Find out how close the mouse is to the corner of the window                                                                          
var winwidth=ie&&!window.opera? ietruebody().clientWidth : window.innerWidth-20                                                        
var winheight=ie&&!window.opera? ietruebody().clientHeight : window.innerHeight-20                                                     
                                                                                                                                       
var rightedge=ie&&!window.opera? winwidth-event.clientX-offsetfromcursorX : winwidth-e.clientX-offsetfromcursorX                       
var bottomedge=ie&&!window.opera? winheight-event.clientY-offsetfromcursorY : winheight-e.clientY-offsetfromcursorY                    
                                                                                                                                       
var leftedge=(offsetfromcursorX<0)? offsetfromcursorX*(-1) : -1000                                                                     
                                                                                                                                       
//if the horizontal distance isn't enough to accomodate the width of the context menu                                                  
if (rightedge<tipobj.offsetWidth){                                                                                                     
//move the horizontal position of the menu to the left by it's width                                                                   
tipobj.style.left=curX-tipobj.offsetWidth+"px"                                                                                         
nondefaultpos=true                                                                                                                     
}                                                                                                                                      
else if (curX<leftedge)                                                                                                                
tipobj.style.left="5px"                                                                                                                
else{                                                                                                                                  
//position the horizontal position of the menu where the mouse is positioned                                                           
tipobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px"                                                                    
pointerobj.style.left=curX+offsetfromcursorX+"px"                                                                                      
}                                                                                                                                      
                                                                                                                                       
//same concept with the vertical position                                                                                              
if (bottomedge<tipobj.offsetHeight){                                                                                                   
tipobj.style.top=curY-tipobj.offsetHeight-offsetfromcursorY+"px"                                                                       
nondefaultpos=true                                                                                                                     
}                                                                                                                                      
else{                                                                                                                                  
tipobj.style.top=curY+offsetfromcursorY+offsetdivfrompointerY+"px"                                                                     
pointerobj.style.top=curY+offsetfromcursorY+"px"                                                                                       
}                                                                                                                                      
tipobj.style.visibility="visible"                                                                                                      
if (!nondefaultpos)                                                                                                                    
pointerobj.style.visibility="visible"                                                                                                  
else                                                                                                                                   
pointerobj.style.visibility="hidden"                                                                                                   
}                                                                                                                                      
}                                                                                                                                      
                                                                                                                                       
function hideddrivetip(){                                                                                                              
if (ns6||ie){                                                                                                                          
enabletip=false                                                                                                                        
tipobj.style.visibility="hidden"                                                                                                       
pointerobj.style.visibility="hidden"                                                                                                   
tipobj.style.left="-1000px"                                                                                                            
tipobj.style.backgroundColor=''                                                                                                        
tipobj.style.width=''                                                                                                                  
}                                                                                                                                      
}                                                                                                                                      
                                                                                                                                       
document.onmousemove=positiontip